diff --git a/SpywareFilter/sections/tracking_servers_firstparty.txt b/SpywareFilter/sections/tracking_servers_firstparty.txt
index 208b330c130..dbbc1758b13 100644
--- a/SpywareFilter/sections/tracking_servers_firstparty.txt
+++ b/SpywareFilter/sections/tracking_servers_firstparty.txt
@@ -28,6 +28,7 @@
 ! Blocking piwik analytics subdomain(for DNS filtering)
 |piwik.
 !
+||unidentifiedanalytics.web.app^
 ||t.poki.io^
 ||p.armorgames.net^
 ||analytics.crazygames.com^